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Contact Marathon Energy

Customer Service Phone Number

You can reach Marathon Energy at 1-718-435-2200 for all questions regarding service, rates, billing, and more. Representatives are available to help you from Monday through Saturday, 7:30 AM to 5:00 PM. The office is only open on Saturdays from October to April.

The line is always available for emergency calls, 24/7.

Fax Contact

You can send all fax correspondence to Marathon Energy at 1-718-435-3096.

Email Information

If you'd like to reach Marathon Energy via email, you can use the contact form on their website.

You will need to provide the following information to contact the company online. Other details are optional.